ROB] 



226 



[ROB 



Roberts, E. Memoire sur des dents et copro- 

 lithes de Sauriens, sur des ossements de Lophio- 

 don, de Crocodile et de Tortue, accompagnes de 

 graines de Chara, observes dans la partie sup6- 

 rieure du calcaire marin grossier de Paris, suivi 

 de nouvelles considerations geologiques relative- 

 ment aux gisements ossiferes de cette localite et 

 de celle de Nanterre. Paris, Soc. Philom. Proc. 

 Verb. 1842, pp. 38-41. 



Roberts, George. On the habits of the Limpet. 

 Ann. Nat. Hist. XIX., 1847, pp. 70-71. 



2. Remarkable tide in the British Channel, 



Friday 7 July 1848, as it appeared at Lyme 

 Regis, Dorset. Brit. Assoc. Rep. 1848 (pt. 2), 

 p. 37. 



Roberts, George E. On the lower carboniferous 

 beds of the Clee Hills. Geologist, I., 1858, pp. 

 121-123. 



2. On the upper Ludlow tilestones. Geo- 

 logist, II., 1859, pp. 117-119. 



3. On a plant-bed, cut into by the Severn 



Valley branch of the West Midland Railway. 

 Geol. Assoc. Proc. I., 1859-63, pp. 120-121. 



— 4. On bone-beds, their occurrence in sedi- 

 mentary deposits, and their possible origin. 

 Geol. Assoc. Proc. I., 1859-63, pp. 251-264. 



— 5. On some new localities for fossil fishes 

 in the North of Scotland. Geol. Assoc. Proc. 



I., 1859-63, pp. 355-357. 



6. Upper Silurian corals. 



Geologist, III., 

 1860, pp. 55-62. 



7. The geology of the Severn Valley Rail- 

 way. Geologist, III., 1860, pp. 433-438. 



8. On the distribution of Cephalaspis and 



Pteraspis in England. Geologist, IV., 1861, 

 pp. 102-109, 189-190. 



9. Deep sinking for coal in the Wyre 



forest coal-field. Geologist, IV., 1861, pp. 

 468-469. 



10. On some crustacean tracks from the 



Old Red Sandstone near Ludlow. Geol. Soc. 

 Journ. XIX., 1863, pp. 233-235. 



Roberts, George E., and John Morris. On the 

 carboniferous limestone of Oreton and Farlow, 

 Clee Hills, Shropshire. Geol. Soc. Journ. 

 XVIIL, 1862, pp. 94-102. 



Roberts, George E., and John Randall. On the 

 upper Silurian passage beds at Linley, Salop. 

 Geol. Soc. Journ. XIX., 1863, pp. 229-232. 



Roberts, Julius. Experiments towards the con- 

 struction of new forms of instruments for the 

 correction of Compass-errors due to the presence 

 of iron in ships ; with investigations on the 

 nature of the attraction of iron on the poles of 

 magnets. Roy. Soc. Proc. VI., 1852, pp. 212- 

 214. 



Roberts, Marty n J. On lightning-conductors, 

 particularly as applied to vessels. Sturgeon, 

 Ann. Electr. I., 1836-37, pp. 468-470. 



Roberts, Marty n J. 2. On the application of 

 galvanism to the blasting of rocks. Electr. Soc. 

 Trans. 1837-40, pp. 77-78. 



3. Reply to Mr. Snow Harris's paper on 



Lightning-conductors. Sturgeon, Ann. Electr. 

 II., 1838, pp. 241-245. 



4. Description of a new Voltameter. Stur- 

 geon, Ann. Electr. IV., 1839-40, pp. 401-402, 



■ 5. On the analogy between the phenomena 



of the electric and nervous influences. Phil. 

 Mag. XIX., 1841, pp. 31-38; XXHL, 1843, 

 pp. 41-45 ; Archives de l'Electr. I., 1841, pp. 

 467-473. 



6. Reply to Prof. Poggendorff, on the 



intensity of current of the zinc-iron circuit. 

 Phil. Mag. XIX, 1841, pp. 106-109. 



7. On the process of blasting by means of 



galvanism. West Yorks. Proc. Geol. Soc. II., 

 1842-48, pp. 126-138. 



8. On a new form of battery, particularly 



applicable to blasting rocks. London Electr. 

 Soc. Proc. 1843, pp. 356-360. 



9. A letter describing some experiments 



which show that radiation, a property of heat, 

 is not a property of electricity. London Electr. 

 Soc. Proc. 1843, pp. 34-35. 



10. Disturbance of electric equilibrium. 



London Electr. Soc. Proc. 1843, pp. 532-534. 



11. On a new galvanic battery, and an 



improved voltameter. Edinb. Roy. Soc. Proc. 

 I., 1845, pp. 248-249. 



12. A new electrical machine. [1844.] 



Walker, Electr. Mag. I., 1845, pp. 358-359. 



Roberts, Michael. Note sur deux systemes 

 generaux de trajectoires orthogonales. Liou- 

 ville, Journ. Math. X., 1845, pp. 251-256. 



2. Sur quelques proprietes des lignes geo- 



desiques et des lignes de courbure de l'ellipso'ide. 

 Liouville, Journ. Math. XL, 1846, pp. 1-4. 



3. Sur les surfaces dont les rayons de cour- 

 bure sont egaux mais diriges en sens opposes. 

 Liouville, Journ. Math. XI., 1846, pp. 300- 

 312. 



4. On the lines of curvature on the ellip- 

 soid. Irish Acad. Proc. III., 1847, pp. 383- 

 384. 



5. Note on a theorem relating to the 



hyperbola. Irish Acad. Proc. HI., 1847, p. 

 385. 



6. Extraits de deux lettres relatives a des 



theoremes sur les lignes geodesiques sur l'ellip- 

 so'ide. Liouville, Journ. Math. XII., 1847, pp. 

 491-492. 



— 7. Theorems on the lines of curvature of 

 an ellipsoid. Camb. and Dubl. Math. Journ. 

 III., 1848, pp. 159-163. 



— 8. Nouvelles proprietes des lignes geode- 

 siques et des lignes de courbure sur l'ellipsoide. 

 Liouville, Journ. Math. XHL, 1848, pp. 1-11. 



